72210214122554 has 8 divisors (see below), whose sum is σ = 108318979214688. Its totient is φ = 36103887717660.

The previous prime is 72210214122547. The next prime is 72210214122593. The reversal of 72210214122554 is 45522141201227.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 609597782 + ... + 609716225.

It is an arithmetic number, because the mean of its divisors is an integer number (13539872401836).

Almost surely, 2^{72210214122554} is an apocalyptic number.

72210214122554 is a deficient number, since it is larger than the sum of its proper divisors (36108765092134).

72210214122554 is a wasteful number, since it uses less digits than its factorization.

72210214122554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219343620.

The product of its (nonzero) digits is 89600, while the sum is 38.

The spelling of 72210214122554 in words is "seventy-two trillion, two hundred ten billion, two hundred fourteen million, one hundred twenty-two thousand, five hundred fifty-four".